Home / 495,422.91-683,687.16-269,068.41

Finding the Fourth Proportional to 495,422.91, 683,687.16 and 269,068.41

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Solution

The fourth proportional to 495,422.91, 683,687.16 and 269,068.41 is: 371,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,422.91 : 683,687.16 = 269,068.41 : x
  2. Step 2: Convert to fraction form
    495,422.91/683,687.16 = 269,068.41/x
  3. Step 3: Cross multiply
    495,422.91x = 683,687.16 × 269,068.41
  4. Step 4: Simplify right side
    495,422.91x = 183,958,617,078.62
  5. Step 5: Solve for x
    x = 183,958,617,078.62/495,422.91
  6. Step 6: Final answer
    x = 371,316.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.